Digi 01262011 Release

To preview with V4L2 overlay and capture at the same time may fail.
This patch implements workaround for this issue by enabling CSI after
PRP channels are setup.

Signed-off-by: Liu Ying <b17645@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>

Add IPU_CSC_UPDATE case for ipu ioctl.

Signed-off-by: Sammy He <r62914@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>

blank/unblank fb during v4l2 playback, unblank will cause current buffer
of display channel to be 1. This patch make the sequence of select
display buffer correct.

Signed-off-by: Jason Chen <b02280@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>

1. Blank BG during video play on FG:
./mxc_v4l2_output.out -iw 320 -ih 240 -ow 1024 -oh 768 -d 3 qvga.yuv
echo 1 > /sys/class/graphics/fb0/blank
echo 0 > /sys/class/graphics/fb0/blank

2. The same input and output (ic_bypass):
./mxc_v4l2_output.out -iw 320 -ih 240 -ow 320 -oh 240 -d 3 qvga.yuv
echo 1 > /sys/class/graphics/fb0/blank
echo 0 > /sys/class/graphics/fb0/blank

Signed-off-by: Jason Chen <b02280@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>

To support 720p output for ipu lib.

Signed-off-by: Jason Chen <b02280@freescale.com>

Support DP gamma by setting piecewise linear approximation,
application need set coefficient const[k] and slope[k]. The algorithm to
calculate these coefficient pls refer to unit test.

Signed-off-by: Jason Chen <b02280@freescale.com>

A new feature is added to support to upsizing by horizontal stripes
via IC PP channels double using.

Signed-off-by: Mark Gutman <r58412@freescale.com>

This is i.MX BSP 5.0.0 release ported to 2.6.31

Signed-off-by: Rob Herring <r.herring@freescale.com>
Signed-off-by: Alan Tull <r80115@freescale.com>
Signed-off-by: Xinyu Chen <xinyu.chen@freescale.com>